Clutches and power-stop control inventions 10/09

20090255773 - Actuator arrangement for a motor vehicle clutch: An actuator arrangement for a clutch of a drive train for motor vehicles. The clutch is prestressed into an opened position and can be activated electromechanically. An electric motor can be coupled to the clutch in order to activate it. A control unit actuates the electric motor. The actuator arrangement... Agent: Knobbe Martens Olson & Bear LLP

20090255774 - Ratchet gear device for a bicycle rear wheel: A ratchet gear device is applied for a bicycle rear wheel having a wheel axle and a hub mounted on the wheel axle, and the ratchet gear device has a freewheel, a collar, a ratchet ring and at least one permanent magnet. The freewheel is mounted around the wheel axle... Agent: Hershkovitz & Associates, LLC

20090255775 - Agricultural implement and a vehicle combination having a sensor to detect the open condition of a cover: A combination is provided of an agricultural implement and vehicle. The implement includes components that can be driven that are connected to a power take-off shaft of the vehicle, the components being covered by at least one manually opened cover. A sensor is also provided to detect the open status... Agent: Deere & Company

20090250307 - Dual apply clutch apparatus for compact electro-mechanical transmission: An actuator assembly for selectively actuating a clutch includes a first actuator ring that is moveable between a first axial position and a second axial position along a rotational axis of the clutch, and a second actuator ring that is slidably received within the first actuator ring, and that is... Agent: Harness Dickey & Pierce, P.L.C

20090250301 - Clutch unit: The invention relates to a clutch unit, which has two subunits. One subunit is connected to the output shaft of an engine, and the other subunit is pre-mounted on the side of the transmission. Both subunits are coupled to one another via an axial plug-type connection, which includes meshing first... Agent: Lucas & Mercanti, LLP

20090250302 - Fast turn-off and fast turn-on in inductive load and usage in vehicle application: A fast turn-off and fast turn-on circuit (10) providing at least one power source (12, 20), at least one switching device (14, 22), a coil (16), and at least a first voltage control device (18). The at least one switching device (14, 22) is connected to the at least one... Agent: Philip R Warn Warn Partners

20090250303 - Clutch: A clutch includes: an inner gear; a rack which is configured to mesh with the inner gear; a holder which is formed in an annular shape so as to have therein the inner gear and the rack and holds the rack so as to be slidable, the holder being configured... Agent: Workman Nydegger 1000 Eagle Gate Tower

20090250304 - Friction clutch: A friction clutch has a clutch housing including a friction plate, a clutch boss including a clutch plate, and a pressure plate causing the friction plate and the clutch plate to contact each other by moving in a predetermined direction. A clutch spring applies a biasing force in a direction... Agent: Jones Day

20090250305 - Starting clutch: A starting clutch is disposed between a transmission and an engine and including a wet type multi-plate clutch adapted to transmit a power. The wet type multi-plate clutch comprises a plurality of friction engaging elements housed for an axial sliding movement, a clutch drum for accommodating the friction engaging elements,... Agent: Miles & Stockbridge PC

20090250310 - Transmission apparatus comprising at least one positive shifting element hydraulically actuated by way of a hydraulic system: A transmission apparatus (10) having at least one form-lock shifting element (12) that can be actuated by a hydraulic system (11) which, in the region of a piston chamber, can be subjected to hydraulic pressure (p—12) via a hydraulic fluid-conducting feed line (20) and which can be actuated from a... Agent: Davis & Bujold, P.l.l.c.

20090250309 - Hydraulic shift system for power transfer devices: A power transfer device includes a shift collar moveable between a first position and a second position, a rotatable member, a rotary to linear movement conversion mechanism interconnecting the rotatable member and the shift collar, and a hydraulic actuator operable to drive the rotatable member. The actuator includes a vane... Agent: Magna International, Inc.

20090250306 - Centrifugal clutch: In a pendulum centrifugal clutch, a shoe is provided in a manner rotatable about a boss, and a fitting hole that rotatably fits with the boss is provided to the shoe. The fitting hole is bored on a thin portion formed by reducing a thickness of a shoe body from... Agent: Frishauf, Holtz, Goodman & Chick, PC

20090250308 - Torque limiter with brake: A torque limiter device comprises a drive input, an output rotatable upon rotation of the drive input, and a roller-jammer device operable in the event that the torque transmitted between the drive input and the output exceeds a predetermined level to apply a braking load to the drive input and/or... Agent: Andrus, Sceales, Starke & Sawall, LLP

20090242345 - Clutch control system for vehicle: A clutch control system for a vehicle includes an actuator which is configured to control a hydraulic pressure. A timer is configured to measure a time period from a timing at which a hydraulic pressure supply source starts supplying hydraulic oil to a hydraulic clutch to a timing at which... Agent: Ditthavong Mori & Steiner, P.C.

20090242347 - One-way clutch: A one-way clutch is proposed which includes an outer race having a radially inner surface in which a plurality of pockets are formed. Rollers are each received in one of the pockets. Wedge-shaped spaces are defined between respective cam surfaces of the pockets and a shaft inserted through the outer... Agent: Wenderoth, Lind & Ponack, L.L.P.

20090242346 - One-way clutch of roller type: A one-way clutch of roller type comprising an outer race having pockets provided at an inner surface thereof with cam surfaces, an inner race spaced inwardly from the outer race, a plurality of rollers disposed in the pockets and adapted to transmit torque between the outer race and the inner... Agent: Miles & Stockbridge PC

20090242348 - Starting device: A starting device includes a housing; an output side member; a clutch mechanism; a working oil passage that supplies working oil to a hydraulic chamber of the clutch mechanism from an oil pressure source side; and a lubricating oil passage including a supply oil passage that supplies lubricating oil to... Agent: Oliff & Berridge, PLC

20090242349 - Vehicle clutch: A vehicle clutch includes a clutch outer member, a clutch inner member, and a clutch center member movable in an axial direction between a first position and a second position. A cam mechanism is provided between the clutch inner and outer members. The cam mechanism generates an axial pulling force... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090242350 - Electromagnetically actuable clutch and water pump having an electromagnetically actuable clutch: An electromagnetically actuatable clutch for a water pump in a cooling water circuit of an internal combustion engine, having a drive wheel rotatably mounted relative to the water pump, and an armature disk, which interacts with a coil. The armature disk and a functional component of an eddy current clutch... Agent: Burr & Brown

20090242351 - Automatic clutch employing expanding friction disk and an adjustable pressure plate: An apparatus and system are disclosed for automatic centrifugal engagement of a clutch incorporating a friction disk that expands when rotated above a threshold speed. The apparatus may include a clutch basket, a clutch pack capable of coupling the clutch basket with a center clutch, a pressure plate that may... Agent: Albert Youngwerth

20090242352 - Rotation stop system: A rotation stop system is disclosed, which limits the rotation of a user device mounted to a mounting member. The user device may be connected to an end cap secured to the mounting member. The rotation stop system includes a rotation stop device operable to engage the mounting member and... Agent: Design Ip, P.C.